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Finding the Third Proportional to 177,064 and 383,630

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Solution

The third proportional to 177,064 and 383,630 is: 831,179.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,064 : 383,630 = 383,630 : x
  2. Step 2: Convert to fraction form
    177,064/383,630 = 383,630/x
  3. Step 3: Cross multiply
    177,064x = 383,630 × 383,630
  4. Step 4: Simplify right side
    177,064x = 147,171,976,900
  5. Step 5: Solve for x
    x = 147,171,976,900/177,064
  6. Step 6: Final answer
    x = 831,179.56

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.